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BASE64-decode, SHA-hash, HEX-editor, ZLIB-compress, HTML-to-text, JWT-decode, TLS-cert, HMAC and more ...
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Webacus
Struggling to find the right tool? Constant Copy-Paste woes slowing you down? Tired of switching between tabs, juggling multiple tools, and constantly copying and pasting data? Your workflow shouldn't be this fragmented.
We've re-imagined what a calculator can be for a web developer.
No more googling No more copy-pasting Unified tools Interoperability
With our innovative platform, bid farewell to the hassles of tool-hopping and copy-pasting. Say hello to a unified experience where you can easily chain tools together, streamlining your development process like never before.
The swiss-army knife for web developers
We're continuously developing collection of new operations so that you can finally get rid of your TOOLS bookmark.
127 operations
AI Assistant
You can use our integrated AI Assistant to create almost any other operation you need. Bring your OpenAI key and start building your own collection.
Webacus and AI Assistant
Chain operations
Chain operations together and calculate your results in one go. It's faster than copy & paste.
Webacus and linked operations
Compose operations
Operations can be composed into a single operation. This way you can create your own shortcuts.
Webacus and linked operations
Save time
Stop searching Google for simple operations! With our built-in filter you can use any operation instantly.
Favorites
You can add your favorite operations to your custom list for quick and easy access.
Import / export ops
You can import and export your operations to share them with your team or use them in another environment.
Filter
Use our filter to quickly find the required operation.
History
Previous calculations can be easily accessed by undoing the operations. You can also get them from a list of all previous operations.
Files
Drop or upload any file and perform operations on it. Once you're done, you can save the result back to a file.
Shortcuts
Want to use Webacus only with your keyboard? We've got you covered.
Local-first
Your data is yours. We don't store any of your data on our servers.
Hex editor
Use the built-in HEX editor when the result cannot be represented as a string, date or a number.

More about binary (hex / file) editors

Webacus - Hex editor
Math evaluator
For cases where you need to only perform calculations you can use our powerful math expressions evaluator.

Webacus - Math evaluator
Working with files
You can easily use Webacus with your files. Load any file into Webacus and perform operations on it. Once you're done, you can save the result back to a file.

Webacus - Working with files
Webacus won Product of the Day
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What our users say
DG1.com
"I've used many online tools, but Webacus is the one I keep coming back to. It's fast, reliable and has a lot of operations."
Micheal G.
PROGMBH.com
"I use Webacus for all my one-off tasks. It's a great tool that helps me save time and get things done faster."
David E.
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